ROBERT PRIESTLEY APPOINTED TO THE ASX BOARDThe Board of ASX Limited (ASX) announces the appointment of Rob Priestley as a non-executive director effective today. Mr Priestley will stand for election at ASX's Annual General Meeting on 26 September 2017.At ASX's 2016 AGM, ASX Chairman Rick Holliday-Smith foreshadowed that the Board would appoint an additional non-executive director following the appointment of Dominic Stevens as ASX's CEO.Mr Holliday-Smith said: "The Board and I are delighted that Rob has agreed to join the ASX Board. He has over 30 years' experience in the financial services industry and has worked in capital markets around the world. As a former CEO he has strong leadership, strategy and governance skills, and his international and local experience will bring valuable insights into the needs and concerns of the financial institutions that are ASX's customers."Mr Priestley was formerly the Chief Executive Officer of J.P. Morgan Australia & New Zealand, and a member of the bank's Asia Pacific Management Committee, roles he held for 15 years. J.P. Morgan recently announced Mr Priestley as Non-Executive Chairman of J.P. Morgan Australia & New Zealand after he retired as CEO and from his executive responsibilities. In a career spanning over 30 years, he has worked at JPMorgan Chase & Co. for 23 years, including as CEO of the ASEAN Region, Head of Global Emerging Markets and Head of International Fixed Income for Europe, Middle East and Africa Region (based in London), and Head of International Fixed Income, Asia Pacific Region (based in Hong Kong).

Initial Director's Interest NoticeInformation or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX's property and may be made public.

Revenue up $17.3million to $570.1million with continuedsolid performance across all businessesExpenses up $7.6million, in line with guidanceEBITDA up $9.7 millionInterest and dividend income up $5.7 milliondue to higher margin balancesNPAT up 3.2% to $327.5millionCapex of $31.1million, on track for approximately $50 million as per guidance

ASX GROUP MONTHLY ACTIVITY REPORT – APRIL 2017The value of ASX-listed stocks, as measured by the All Ordinaries Index, rose 0.7% in April 2017. This performance was lower than most major markets, including Hong Kong up 2.1 %, Japan up 1.5%, Germany up 1.0% and the US up 0.9%. Singapore was flat whilst the UK was down 1.6%.Volatility measures for the Australian equity market remained relatively low in April:• Volatility (as measured by the average daily movement in the All Ordinaries Index) was 0.4% in April, down on the previous month (0.5%).• Expected future volatility (as measured by the S&P/ASX 200 VIX) in April was an average of 12.7 (compared to 11.1 in March).